18349408

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{677}}^1$

素因数の和:716

約数の個数: 72

約数和(自身を含む): 45447696

約数和(自身を除く): 27098288

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 484, 616, 677, 847, 968, 1232, 1354, 1694, 1936, 2464, 2708, 3388, 3872, 4739, 5416, 6776, 7447, 9478, 10832, 13552, 14894, 18956, 21664, 27104, 29788, 37912, 52129, 59576, 75824, 81917, 104258, 119152, 151648, 163834, 208516, 238304, 327668, 417032, 573419, 655336, 834064, 1146838, 1310672, 1668128, 2293676, 2621344, 4587352, 9174704, 18349408]

約数ペア:

[(1, 18349408), (2, 9174704), (4, 4587352), (7, 2621344), (8, 2293676), (11, 1668128), (14, 1310672), (16, 1146838), (22, 834064), (28, 655336), (32, 573419), (44, 417032), (56, 327668), (77, 238304), (88, 208516), (112, 163834), (121, 151648), (154, 119152), (176, 104258), (224, 81917), (242, 75824), (308, 59576), (352, 52129), (484, 37912), (616, 29788), (677, 27104), (847, 21664), (968, 18956), (1232, 14894), (1354, 13552), (1694, 10832), (1936, 9478), (2464, 7447), (2708, 6776), (3388, 5416), (3872, 4739)]